Reichheld, F. (2006). The Ultimate Question. HBR Press.
Chicagoスタイル(17版)引用形式Reichheld, Fred. The Ultimate Question. Boston: HBR Press, 2006.
MLA(9版)引用形式Reichheld, Fred. The Ultimate Question. HBR Press, 2006.
警告: この引用は必ずしも正確ではありません.
Reichheld, F. (2006). The Ultimate Question. HBR Press.
Chicagoスタイル(17版)引用形式Reichheld, Fred. The Ultimate Question. Boston: HBR Press, 2006.
MLA(9版)引用形式Reichheld, Fred. The Ultimate Question. HBR Press, 2006.